メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((134.684298178369 34.8346205446936, 134.683998787034 34.8346788804248, 134.683917243462 34.8343488767422, 134.683026200477 34.834559354273, 134.683026398443 34.8346060478148, 134.682955665482 34.8346139991245, 134.68297475699 34.8346645118599, 134.682495173393 34.834762169419, 134.682472407153 34.8346756782043, 134.682369863482 34.8346905521942, 134.682131116589 34.8340066757739, 134.68209311314 34.8339426247665, 134.681995691129 34.8334965303796, 134.683856200879 34.8331149369087, 134.684298178369 34.8346205446936)) ^^http://www.opengis.net/ont/geosparql#wktLiteral